EFGS 2015 Vienna 10 12 November 2015 LUCAS
EFGS 2015 | Vienna | 10. -12. November 2015 LUCAS pilot study on provision of harmonized land cover and land use statistics from national data sources LUCAS „Bottom-up Approach“ (Eurostat Grant) Stephan Arnold Agricultural land use and areal statistics Federal Statistical Office
EFGS 2015 | Vienna | 10. -12. November 2015 Content n LUCAS field survey n Eurostat grant LUCAS pilot study n National approach, method, results n Conclusion n Outlook Destatis - Stephan Arnold - LUCAS pilot study 2013 -2014 Folie 2
EFGS 2015 | Vienna | 10. -12. November 2015 LUCAS survey n LUCAS – Land Use Cover Area Frame Statistical Survey n Europe-wide capture of land cover and land use data, field fotos n Point sample field survey, oriented on regular 2 x 2 km grid n fixed reference years in a 3 -year cycle (2006 – 2009 – 2012 – 2015 – 2018) Destatis - Stephan Arnold - LUCAS pilot study 2013 -2014 Folie 3
EFGS 2015 | Vienna | 10. -12. November 2015 -Grant: project target n Semantic harmonisation between national and European LC/LU nomenclatures n Consistence between national LC/LU statistics and estimates on European level n Reduce costs and efforts of LUCAS field survey n Integration of national initiatives into pan-European datasets (bottom-up approach), synergies with national initiatives (spatial data = micro data and/or statistical tables) Destatis - Stephan Arnold - LUCAS pilot study 2013 -2014 Folie 4
EFGS 2015 | Vienna | 10. -12. November 2015 Grant details Project period n 18 months (2013 -2014) n Expected results n Report on methodology n Statistical table n Financing n Eurostat Grant (10 % own contribution) n Grant holder n PT, NO, NL, DE, PL, IT, EL Destatis - Stephan Arnold - LUCAS pilot study 2013 -2014 Folie 5
EFGS 2015 | Vienna | 10. -12. November 2015 LUCAS pilot study in DE Destatis - Stephan Arnold - LUCAS pilot study 2013 -2014 Folie 6
EFGS 2015 | Vienna | 10. -12. November 2015 Minimum mapping units Reference spatial unit Reference time window Semantics, definitions Interpretation ! Destatis - Stephan Arnold - LUCAS pilot study 2013 -2014 Folie 7
EFGS 2015 | Vienna | 10. -12. November 2015 National approach in DE n Information content assessment of different data sources according to required Eurostat LC/LU-Codes n Criteria: n Existing n No data, no new data collection additional costs n Coverage Geo data: DLM-DE / ATKIS, Building outlines of entire country on national level Statistical data: LU stats (ALB/ALKIS) Crop statistics (BO) Other sources for future ? Copernicus (HRL), LPIS etc. Destatis - Stephan Arnold - LUCAS pilot study 2013 -2014 Folie 8
EFGS 2015 | Vienna | 10. -12. November 2015 Challenges and constraints n Varying criteria within target classes (thematic content vs minimum mapping unit) n Consistence of semtantic transformation n Thematically unsplitable source classes n Reliability, quality and completness of input data sets Destatis - Stephan Arnold - LUCAS pilot study 2013 -2014 Folie 9
EFGS 2015 | Vienna | 10. -12. November 2015 I. Source code area sizes Workflow of area size calculation III. Connection of area sizes II. Semantic Transformation IV. Target code area sizes V. Analysis & Plausibility VI. Total area sums Destatis - Stephan Arnold - LUCAS pilot study 2013 -2014 Folie 10
EFGS 2015 | Vienna | 10. -12. November 2015 Working steps … for the derivation of LC/LU-Statistics: n Semantic Transformation (Key code matching) between source feature types and target classes n Preprocessing of area sizes figures of source feature types n Connection of semantic transformation table with area size figures of source feature types n Calculation of area sizes for target Grant-codes and re-analysis of semantic matching accuracy n Iterative process Destatis - Stephan Arnold - LUCAS pilot study 2013 -2014 Folie 11
EFGS 2015 | Vienna | 10. -12. November 2015 Semantic Transformation Table (STT) European Level: Target National Level: Source LUCAS STT (a) STT (b) ALB ALKIS STT (c) BO Destatis - Stephan Arnold - LUCAS pilot study 2013 -2014 STT (d) DLM-DE Folie 12
EFGS 2015 | Vienna | 10. -12. November 2015 Semantic Transformation Table (STT) n Normal Transformation strict interpretation of class definitions, n => highest possible degree of semantic correctness and plausibility n => reduced matching classes accepted n Generalized Transformation tolerant interpretation of class definitions, n => highest possible number of unique semantic matches between source and target definitions n => over/under-estimates accepted n Auxiliary classes work around for non-matching source feature types n => 100% of area assigned to a class (required / auxiliary) n => leftovers at least partly separated from „no match“ Destatis - Stephan Arnold - LUCAS pilot study 2013 -2014 Folie 13
EFGS 2015 | Vienna | 10. -12. November 2015 Semantic Transformation Table (STT) n Auxiliary classes n Land Cover B 00/E 00 – CROPLAND or GRASSLAND (agricultural areas) B 00&E 00 – CROPLAND and GRASSLAND (CLC 242) B 00&X 00 – CROPLAND and natural Vegetation (CLC 243) D 00/E 00 – SHRUBLAND or Grassland (CLC 324) V 00 – Non-forest Vegetation „Landwirtschaftsfläche“ = land under (possible) cultivation Y 00 – Any Vegetation Z 00 Unknown n Land Use U 100/U 600 – Primary production or No other use U 200/U 300/U 400 – Non-residential artificial use (commerce and industry) U 500/U 800 – Residential or Mixed use (CLC 111, 112) U 800 – Mixed use (ALB residential with commercial/public) U 900 – Unknown / Various use Destatis - Stephan Arnold - LUCAS pilot study 2013 -2014 Folie 14
EFGS 2015 | Vienna | 10. -12. November 2015 Total area sums for LUCAS LC-Codes Level 1 codes, normal transformation, area size results of uninque matches ALB_MVP BO DLM-DE LUCAS 2009 2010 2009 41. 004 24. 512 2. 877 30. 036 24. 375 106. 164 0 117. 788 127. 688 118. 128 107. 521 107. 534 13. 809 107. 452 120. 897 620 0 963 2. 087 71 0 49. 071 69. 181 81. 368 1. 814 1. 656 0 366 2. 367 5. 452 0 5. 422 6. 248 1. 099 0 1. 889 1. 664 53. 064 0 0 159299 0 166859 197349 199496 ARTIFICIAL LAND CROPLAND WOODLAND SHRUBLAND GRASSLAND BARE LAND LICHENS WATER WETLAND CROPLAND / GRASSLAND CROPLAND & nat VEGETATION 0 SHRUBLAND/GRASSLAND 0 Non-forest VEGETATION 26. 470 Any VEGETATION 953 UNKNOWN 12. 894 Total Area column 357. 125 Share of unique assigned areas 73, 85% 0 0 94 0 0 0 7. 172 0 185. 741 327 0 0 356 0 1. 201 0 30. 156 173. 266 5. 815 0 357. 125 357. 138 357. 665 357. 134 39, 45% 51, 39% 96, 04% 100, 00% Delta A 111 % 112 % Delta B 110 % 99, 9 % 114 % 125 % 124 % 90 % MVP = Minimum common publication standard Destatis - Stephan Arnold - LUCAS pilot study 2013 -2014 Folie 15
EFGS 2015 | Vienna | 10. -12. November 2015 Total area sums for LUCAS LU-Codes Level 1, entire country of Germany, old model ALB, normal transformation ALB 2009 [DE] Grant-LU-Codes Level 1 U 100 U 200 U 300 U 400 Primary Production Secondary Production Tertiary Production Transport Networks Logistics And Utilities U 500 Residential use U 600 Other Uses or no socioeconomic use U 1/600 Primary production/No other use U 2/3/400 Non-residential artificial use U 3/400 Tertiary production or Trans. Net. Log. Utilities U 5/800 Residential or Mixed use U 800 Mixed use U 900 Unknown / Multiple use Total area Area proportion unique match level 1 Area proportion unique match level 2 26. 842. 302 0 810. 026 ALB_MVP 2009 [DE] BO 2010 [DE] DLM-DE 2009 [DE] 10. 919. 011 18. 358. 320 0 0 426. 138 0 30. 484. 833 0 424. 645 1. 893. 552 1. 185. 303 1. 785. 564 1. 185. 303 0 0 206. 226 0 792. 014 2. 376. 848 325. 651 728. 631 18. 574. 070 325. 651 28. 785 0 0 355. 378 86. 557 683. 609 0 0 0 1. 768. 112 0 35. 712. 482 18. 387. 105 42, 13% 51, 48% 41, 01% 50, 77% 0 2. 265. 964 0 1. 259. 289 35. 766. 501 88, 12% 31. 466 0 353. 135 1. 102. 185 35. 712. 482 88, 27% 86, 99% Destatis - Stephan Arnold - LUCAS pilot study 2013 -2014 Folie 16
EFGS 2015 | Vienna | 10. -12. November 2015 Total area sums for LUCAS LC-Codes Level 1, federal state of Hessen, new model ALKIS, normal transformation Grant-LC-Codes Level 1 A 00 ARTIFICIAL LAND B 00 CROPLAND C 00 WOODLAND D 00 SHRUBLAND E 00 GRASSLAND F 00 BARE LAND LICHENS G 00 WATER H 00 WETLAND B 00/E 00 CROPLAND / GRASSLAND B 00&E 00 CROPLAND & GRASSLAND B 00&X 00 CROPLAND &n at. VEGETATION D 00/E 00 SHRUBLAND/GRASSLAND V 00 Non-forest VEGETATION Y 00 Any VEGETATION Z 00 UNKNOWN Total area Area proportion unique match level 1 Area proportion unique match level 2 ALKIS 2011 [HE] 225. 233 605. 779 838. 129 9. 215 281. 994 5. 242 28. 566 518 5. 244 0 0 0 231 15. 314 96. 029 2. 111. 493 94, 47% 44, 62% % 10, 67% 28, 69% 39, 69% 0, 44% 13, 36% 0, 25% 1, 35% 0, 02% 0, 25% 0, 00% 0, 01% 0, 73% 4, 55% ALKIS 2011 MVP [HE] 223. 622 0 838. 129 9. 215 0 5. 242 28. 566 518 893. 249 0 0 2. 938 110. 016 2. 111. 493 52, 35% 44, 32% % 10, 59% 0, 00% 39, 69% 0, 44% 0, 00% 0, 25% 1, 35% 0, 02% 42, 30% 0, 00% 0, 14% 5, 21% MVP = Minimum common publication standard Destatis - Stephan Arnold - LUCAS pilot study 2013 -2014 Folie 17
EFGS 2015 | Vienna | 10. -12. November 2015 Total area sums for LUCAS LU-Codes Level 1, federal state of Hessen, new model ALKIS, normal transformation ALKIS 2011 [HE] Grant-LU-Codes Level 1 U 100 U 200 U 300 U 400 U 500 U 600 U 1/600 Primary Production Secondary Production Tertiary Production Transport Networks Logistics And Utilities Residential use Other Uses or no socio-economic use Primary production / No other use U 2/3/400 Non-residential artificial use U 3/400 Tertiary production or Trans. Net. Log. Ut U 5/800 Residential or Mixed use U 800 Mixed use U 900 Unknown / Multiple use Total area Area proportion unique match level 1 Area proportion unique match level 2 ALKIS 2011 MVP [HE] % 26. 842. 302 0 810. 026 82, 27% 1. 893. 552 1. 185. 303 7, 93% % 10. 919. 011 0 0, 01% 426. 138 2, 10% 82, 20% 6, 57% 4, 31% 1. 785. 564 1. 185. 303 792. 014 0, 73% 728. 631 0, 43% 2. 376. 848 0, 56% 18. 574. 070 0, 43% 325. 651 0, 71% 325. 651 0, 87% 31. 466 0 353. 135 1. 102. 185 35. 712. 482 97, 35% 97, 03% 0, 08% 0 0 0, 00% 0 1, 08% 1. 768. 112 0, 22% 35. 712. 482 94, 83% 94, 82% 0, 79% Destatis - Stephan Arnold - LUCAS pilot study 2013 -2014 0, 00% 1, 32% 4, 31% 0, 00% 1, 12% 1, 95% Folie 18
EFGS 2015 | Vienna | 10. -12. November 2015 Conclusions from LUCAS pilot study n Data model change (ALB-ALKIS) in progress, finalization planned in 2016 n No singular source data set is capable to fulfill all LUCAS target classes n Compromise approach for statistical tables: n LC covered by ALB/ALKIS/DLM-DE + BO (with leftover) n LU covered by ALKIS => Data mining is possible in principle, plausible total area size has to be met Destatis - Stephan Arnold - LUCAS pilot study 2013 -2014 Folie 19
EFGS 2015 | Vienna | 10. -12. November 2015 Outlook Destatis - Stephan Arnold - LUCAS pilot study 2013 -2014 Folie 20
EFGS 2015 | Vienna | 10. -12. November 2015 Outlook: follow-up project n Project „Cop 4 Stat_2015 plus“ n Feasibility study how to use Copernicus-products to derive LC/LU information for LC/LU statistical estimates n Orientation on user requirements from European level n n n Separation of LC & LU, arable land / grasland, use intensities, cultivation measures, seasonal patterns, status Build upon results of LUCAS pilot study: Which existing national data sources can be used to derive pan-European LCL/ statistics? Data material n Sentinel-2 optical imagery (Sentinel-1 RADAR Daten optional) n High Resolution Layer n Land Cover Model LBM-DE (formerly DLM-DE) as additional data Destatis - Stephan Arnold - LUCAS pilot study 2013 -2014 Folie 21
EFGS 2015 | Vienna | 10. -12. November 2015 Data flow from national to European level n Official areal statistics based on cadastral data (ALB/ALKIS) n Testing of alternative data source: remote sensing Sentinel LUCAS/ Eurostat DLMDE LB/LN „Stat“ FEt. N Stat ATKIS IACS !? FEt. N Stat European Level CLC/ EEA Federal Level Länder. Level HRL Destatis - Stephan Arnold - LUCAS pilot study 2013 -2014 Agrar Stat BWI ALB/ ALKIS Folie 22
EFGS 2015 | Vienna | 10. -12. November 2015 EAGLE Concept Destatis - Stephan Arnold - LUCAS pilot study 2013 -2014 Folie 23
EFGS 2015 | Vienna | 10. -12. November 2015 De-composition of landscape n From classification to characterization and description Fotos: © Copyright Ursus Wehrli Destatis - Stephan Arnold - LUCAS pilot study 2013 -2014 Folie 24
EFGS 2015 | Vienna | 10. -12. November 2015 Integration schema for future European Land Monitoring Framework [C O P E R N I C U S] European Level CLC Urban Atlas INSP IRE com LC+LU plia nt National (A) HR Layers LPIS LUCAS EAGLE Konzept National (B) National Land Monitoring CLC Land Monitoring & Regional (b) Regional (a) Sub-National Level Land Monitoring Destatis - Stephan Arnold - LUCAS pilot study 2013 -2014 Folie 25
EFGS 2015 | Vienna | 10. -12. November 2015 http: //land. copernicus. eu/ Destatis - Stephan Arnold - LUCAS pilot study 2013 -2014 Folie 26
EFGS 2015 | Vienna | 10. -12. November 2015 We are curious … about comparison between In-situ data & remote sensing data Destatis - Stephan Arnold - LUCAS pilot study 2013 -2014 Folie 27
EFGS 2015 | Vienna | 10. -12. November 2015 Thank you for your attention! Stephan Arnold Telefon: +49/(0) 611 / 75 2849 stephan. arnold@destatis. de www. destatis. de
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